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load street names into internal memory

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This commit is contained in:
Dennis Luxen 2013-09-24 13:53:38 +02:00
parent c9671b4712
commit d9987c2734
1 changed files with 27 additions and 4 deletions
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31
Server/DataStructures/InternalDataFacade.h
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@ -52,10 +52,13 @@ private:
QueryGraph * m_query_graph;
std::string m_timestamp;
typename ShM<FixedPointCoordinate, false>::vector m_coordinate_list;
typename ShM<NodeID, false>::vector m_via_node_list;
typename ShM<unsigned, false>::vector m_name_ID_list;
typename ShM<TurnInstruction, false>::vector m_turn_instruction_list;
ShM<FixedPointCoordinate, false>::vector m_coordinate_list;
ShM<NodeID, false>::vector m_via_node_list;
ShM<unsigned, false>::vector m_name_ID_list;
ShM<TurnInstruction, false>::vector m_turn_instruction_list;
ShM<char, false>::vector m_names_char_list;
ShM<unsigned, false>::vector m_name_begin_indices;
StaticRTree<RTreeLeaf, false> * m_static_rtree;
@ -155,6 +158,25 @@ private:
);
}
void LoadStreetNames(
const boost::filesystem::path & names_file
) {
boost::filesystem::ifstream name_stream(names_file, std::ios::binary);
unsigned size = 0;
name_stream.read((char *)&size, sizeof(unsigned));
BOOST_ASSERT_MSG(0 != size, "name file broken");
m_name_begin_indices.resize(size);
name_stream.read((char*)&m_name_begin_indices[0], size*sizeof(unsigned));
name_stream.read((char *)&size, sizeof(unsigned));
BOOST_ASSERT_MSG(0 != size, "name file broken");
m_names_char_list.resize(size+1); //+1 is sentinel/dummy element
name_stream.read((char *)&m_names_char_list[0], size*sizeof(char));
BOOST_ASSERT_MSG(0 != m_names_char_list.size(), "could not load any names");
name_stream.close();
}
public:
~InternalDataFacade() {
delete m_query_graph;
@ -226,6 +248,7 @@ public:
LoadNodeAndEdgeInformation(node_data_path, edge_data_path);
LoadRTree(ram_index_path, file_index_path);
LoadTimestamp(hsgr_path);
LoadStreetNames(name_data_path);
}
//search graph access